import { IPerspective } from "./perspectives";
/**
 * Interface for objects that describe the connection between a
 * workbench-related component and the application that the workbench is
 * interacting with. This object should provide methods that allow
 * workbench-related components to ask for confirmation, display an
 * alert message or request the user to provide some data.
 */
export interface IEnvironmentMethods {
    /**
     * Asks the application that the workbench is living in to show a dialog
     * box with a message that lets the user confirm an action.
     *
     * @param  message  the message that the application should show to the
     *                  user
     * @return a promise that resolves to true if the user confirmed the
     *         action or false if the user rejected the action.
     */
    confirm(message: string): Promise<boolean>;
    /**
     * Asks the application to prompt the user for the name and the visual
     * properties of a new perspective that is about to be created.
     *
     * @param  perspective  the perspective that is about to be created, with
     *         suggestions for its label, color and icon. The caller is allowed to
     *         modify the object
     * @return a promise that resolves to true if the user confirmed the
     *         creation of the new perspective or false if the user cancelled
     *         the creation of the new perspective
     */
    onCreatingNewPerspective(perspective: IPerspective): Promise<boolean>;
    /**
     * Asks the application to display a dialog box that allows the user to confirm
     * his intention to remove a perspective.
     *
     * @param  id  the ID of the perspective that is about to be removed
     * @param  perspective  the perspective that is about to be removed
     * @return a promise that resolves to true if the user confirmed the
     *         removal of the perspective or false if the user cancelled
     *         the removal of the perspective
     */
    onRemovingPerspective(id: string, perspective: IPerspective): Promise<boolean>;
}
export declare const Environment: {
    [type: string]: IEnvironmentMethods;
};